Question

A farmer decides to make three identical pens with feet of fence. The pens will be next to each other sharing a fence and will be up against a barn. The barn side needs no fence. What dimensions for the total enclosure​ (rectangle including all​ pens) will make the area as large as​ possible?

Answer 1

we cant answer this without the maxamum number of feet for fences. or it will be infiinite.

Explanation: